1. 打开新的窗口并传送参数:
jRsl/dmy !j $cBf4 传送参数:
rZgu`5<a response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
-
|pe D
L ThV>gn5 接收参数:
y3;M$Jr string a = Request.QueryString("id");
}1 O"?6 string b = Request.QueryString("id1");
oXZWg~&l^ PJK:LZw 2.为按钮添加对话框
.i;.5)shsu Button1.Attributes.Add("onclick","return confirm(’确认?’)");
iQO4IT button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
"~VKUvDu #x.v)S 3.删除表格选定记录
f/dJRcDl< int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
H'i\N?VL string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
9wx]xg4l" AJ\gDjj< 4.删除表格记录警告
x_3B) &9 private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
+(!/(2>~ {
uihH")Mo switch(e.Item.ItemType)
\:@6(e Bh {
_OGv2r case ListItemType.Item :
qlM<X? case ListItemType.AlternatingItem :
Fx!D:.)/G case ListItemType.EditItem:
^x0N]/ TableCell myTableCell;
E]Mx<7;\. myTableCell = e.Item.Cells[14];
ICz:>4M-dn LinkButton myDeleteButton ;
"`;-5d g myDeleteButton = (LinkButton)myTableCell.Controls[0];
T'6`A<`3 myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
l$5nv5r break;
6"_pCkn;c< default:
reR@@O break;
@v`.^L{P }
>)D=PvGlmp ?$`kT..j,u }
4Q!%16
P 29=ob(" 5.点击表格行链接另一页
s/ABT.ZO private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
X0L\Ewm {
uG -+&MU? //点击表格打开
`Ij EwKra if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
S0StC$$1 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Ab[o~X" }
U?dad}7 `Hw][qy# 双击表格连接到另一页
[.&JQ r],%:imGr 在itemDataBind事件中
g(zeOS]q} if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
9qDM0'WuU {
;%0kzIvP string OrderItemID =e.item.cells[1].Text;
nP[Z6h ...
%KVmpWku e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
l[~$9C'ji }
@|cHDltH ZklO9Ox( 双击表格打开新一页
|*48J1:1y if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
;o'>`=Y {
K bQXH!J string OrderItemID =e.item.cells[1].Text;
"'t f]s ...
V0D&bN* e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
8Vz!zYl }
@_t=0Rc n;Mk\*Cg ★特别注意:【?id=】 处不能为 【?id =】
4"|3pMr 6.表格超连接列传递参数
X>
98` <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
oAifM1*0 <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
onmpMU7w aoz+T h3 7.表格点击改变颜色
_<]0hC if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
G(?1 Urxi {
`StuUa e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
bp/l~h.7W this.style.color=’buttontext’;this.style.cursor=’default’;");
<r <{4\%} }
p5qfv>E8) :YRHO| 写在DataGrid的_ItemDataBound里
NL:dyV} if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
iOfO+3'Z_U {
5MG4S e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
!4<D^eh this.style.color=’buttontext’;this.style.cursor=’default’;");
^O<v'\!z- e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
`oe=K{aX }
dLGHbeZ[( =^p}JhQ 9BP'[SM%), 8.关于日期格式
3f$n8>mq D5xQ 日期格式设定
t{B@k[| DataFormatString="{0:yyyy-MM-dd}"
dSKvs" Z79 6;qk 我觉得应该在itembound事件中
u[KxI9Q e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
s[a\m, G0m$bi=z 9.获取错误信息并到指定页面
CT_tJ q.R(>ZcV 不要使用Response.Redirect,而应该使用Server.Transfer
4pMp@b =RXeN+
&R e.g
6|'7Mr~\ // in global.asax
DZmVm['l protected void Application_Error(Object sender, EventArgs e) {
x0)=jp '
if (Server.GetLastError() is HttpUnhandledException)
ZD]{HxGL! Server.Transfer("MyErrorPage.aspx");
U:99w ] 7[#K^ //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
)?OdD7gd }
Kg~D~
+j Qu Mv1)n Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
66-\}8f8a y$nI?:d 10.清空Cookie
,<!*@xy7v Cookie.Expires=[DateTime];
q {}5wM Response.Cookies("UserName").Expires = 0
3]'ab-,Vp t$,G%micj 11.自定义异常处理
zOA~<fhT //自定义异常处理类
J~J+CGT~2 using System;
P<Z` 8a[ using System.Diagnostics;
&ZMQ]'& |wJdp,q R namespace MyAppException
$bp$[fX(e {
G6{'|CV /// <summary>
} D!tB /// 从系统异常类ApplicationException继承的应用程序异常处理类。
.fqy[qrM /// 自动将异常内容记录到Windows NT/2000的应用程序日志
L'a+1O1q&i /// </summary>
oCE'@}s.i public class AppException:System.ApplicationException
|5`ecjb. {
W$wX[ public AppException()
&b^_~hB:q {
i,"Xw[H*s if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
9i 9
,X^= }
%'g)MK!e (!8b$)k public AppException(string message)
l'Za"TL: {
jmgkY)rb R LogEvent(message);
)c*xKij }
AH/^v;- GK-P6d public AppException(string message,Exception innerException)
hC8WRxEGq {
8a@k6OZ LogEvent(message);
OY(CB(2N if (innerException != null)
<K&A/Ue {
^HR8.9^[1u LogEvent(innerException.Message);
M]k Q{( }
&+(D< U }
%{IgY{X #"c'eG0 //日志记录类
rZ+4kf6S using System;
e(0cz6 using System.Configuration;
x&J\ swN9 using System.Diagnostics;
KwMt@1Z using System.IO;
Fhllqh) using System.Text;
y@$E5sz using System.Threading;
]=ApYg7! P5B,= K>r namespace MyEventLog
YC St X)r {
GPGPteC /// <summary>
'OTZ&;7{ /// 事件日志记录类,提供事件日志记录支持
^Os }sJ*5S /// <remarks>
Qp[
Jw?a /// 定义了4个日志记录方法 (error, warning, info, trace)
p),*4@2< /// </remarks>
E0 VAhN3G\ /// </summary>
u59l)8= public class ApplicationLog
FXY>o>K%h {
8<0P Ssx /// <summary>
P 0+@,kM /// 将错误信息记录到Win2000/NT事件日志中
<]%6x[ /// <param name="message">需要记录的文本信息</param>
%U}6(~
/// </summary>
h#}w18l public static void WriteError(String message)
x
~)~v?>T {
/>8A?+g9u WriteLog(TraceLevel.Error, message);
"3]}V=L<5 }
\ ;]{` e(^I.`9z /// <summary>
MC,Qv9m /// 将警告信息记录到Win2000/NT事件日志中
u/|@iWK: /// <param name="message">需要记录的文本信息</param>
b'SP,}s5" /// </summary>
Kv1~,j6 public static void WriteWarning(String message)
/'.gZo {
;CS[Ja>e WriteLog(TraceLevel.Warning, message);
QGOkB }
EpR n,[ 5tkKd4VfL /// <summary>
h]~FYY /// 将提示信息记录到Win2000/NT事件日志中
aqqo>O3 s /// <param name="message">需要记录的文本信息</param>
re%XaL /// </summary>
Hicd
-' public static void WriteInfo(String message)
F-o?tU {
6RxI9{ry WriteLog(TraceLevel.Info, message);
f^QC4hf0 }
x.t&NP^V) /// <summary>
P}a$#a'! /// 将跟踪信息记录到Win2000/NT事件日志中
am3JzH /// <param name="message">需要记录的文本信息</param>
#E=8kbD7 /// </summary>
i"
u|119 public static void WriteTrace(String message)
i Pr(X {
05HCr"k WriteLog(TraceLevel.Verbose, message);
>oyf i: }
bcT_YFLQ s}Go")p<: /// <summary>
UMNNAX /// 格式化记录到事件日志的文本信息格式
tvVf)bbz /// <param name="ex">需要格式化的异常对象</param>
b@4UR< /// <param name="catchInfo">异常信息标题字符串.</param>
!D{z. KO /// <retvalue>
}m?Ut| /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
=ZU!i0
K /// </retvalue>
W\Sc ak> /// </summary>
a]P%Y.?r public static String FormatException(Exception ex, String catchInfo)
<4;,
y*"n {
bp?TO]LH StringBuilder strBuilder = new StringBuilder();
KK>jV if (catchInfo != String.Empty)
W!.FnM5x {
_8K8Ai-~.> strBuilder.Append(catchInfo).Append("\r\n");
I*o6Bn
|D }
H'k~; strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
Jpp-3i.F# return strBuilder.ToString();
Rvf{u8W }
D2D+S D?S|]]Y!q /// <summary>
r8*xp\/ /// 实际事件日志写入方法
!WGQ34R { /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
S/pU|zV[ /// <param name="messageText">要记录的文本.</param>
fk?!0M6d /// </summary>
X1}M_h% private static void WriteLog(TraceLevel level, String messageText)
tAep_GR {
T>1#SWQ/9 try
or;VmU8$zb {
3j$,L( EventLogEntryType LogEntryType;
*Uy>F[%@ switch (level)
FVP,$ {
+&f_k@+ case TraceLevel.Error:
,Iz9!i
J" LogEntryType = EventLogEntryType.Error;
Yyd}>+|<, break;
!~F oy F case TraceLevel.Warning:
Cpd>xXZz&S LogEntryType = EventLogEntryType.Warning;
u:(=gj,~x break;
+ru `Zw5, case TraceLevel.Info:
":/Vp,g LogEntryType = EventLogEntryType.Information;
;}S_ PnwC@ break;
4mp)v*z case TraceLevel.Verbose:
CpX[8>&osD LogEntryType = EventLogEntryType.SuccessAudit;
{P?DkUO} break;
O{byMV{Ou default:
t'W6Fmwkx LogEntryType = EventLogEntryType.SuccessAudit;
B[8RBTsA break;
7yg{0a }
&``nD GFbn>dY EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
G] tT=X[ //写入事件日志
b9i_\ eventLog.WriteEntry(messageText, LogEntryType);
]
X]!xvN@ B&59c*K }
$?:IRgAr catch {} //忽略任何异常
.@mZG<vg }
+N,Fq/x } //class ApplicationLog
RDQ]_wsyKG }
O(0a l#Fvj BOvJEs!UX 12.Panel 横向滚动,纵向自动扩展
mqJD+ K <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
`'r]Oe '#j6ZC/? 13.回车转换成Tab
8aRmHy"9l <script language="javascript" for="document" event="onkeydown">
Bw`? zd\* if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
lc
fAb@}2 event.keyCode=9;
&"tQpw5 </script>
ny^uNIRPR }*-fh$QJ onkeydown="if(event.keyCode==13) event.keyCode=9"
CP"5E?dcK GpXf).a@ 14.DataGrid超级连接列
~PF,[$?4n DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
dE[X6$H[ >yVrIko 15.DataGrid行随鼠标变色
^56D)A= private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
~/SLGyu {
d1^5r
31 if (e.Item.ItemType!=ListItemType.Header)
0VR,I{<.{ {
4Vf-D%
h>a e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
32J/ e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
<daH0l0 }
?_ uan }
$E:z*~? ^Vh^Z)gGi 16.模板列
't( #HBU <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
*n@rPr- <ITEMTEMPLATE>
MB>4Y]rtU <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
8?EKF+.u| </ITEMTEMPLATE>
Op9+5]XF </ASP:TEMPLATECOLUMN>
'S
v
V10$5 ,e`n2) <ASP:TEMPLATECOLUMN headertext="选中">
Ug gg!zA <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
id`9,IJx <ITEMTEMPLATE>
V~o'L#a <ASP:CHECKBOX id="chkExport" runat="server" />
#gf0*:p </ITEMTEMPLATE>
:N<o<